Acetic propionic anhydride, C5H8O3
o o
/ \/ \/
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o o
Ref. Pubchem
Note: next time, please post chemistry questions in appropriate section.
The solution would be like
this for this specific problem:
sin 54 degrees = Height/718.0624
Height = (sin 54 degrees)(718.0624) = 580.9 ft
So the height of the balloon is 580.9 ft. I am hoping that this
answer has satisfied your query and it will be able to help you in your
endeavor, and if you would like, feel free to ask another question.
Answer:

If you need a simplified fraction then 
Just simply subtract 23 by 15 to get the difference of 8
K=h bacuse its. dhhhhgggggggdggdgdgddggdbdhejjejehshshsbsbsbs